Mercersburg Junction, Pennsylvania Weather
No Watches or Warnings for Mercersburg Junction
Issued: 7:06 am EST Dec 16, 2025 Latitude: 39.8573136 Longitude: -77.8902757 View on Google Maps
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| Mostly Sunny |
Increasing Clouds |
Partly Sunny |
Partly Sunny |
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Current Conditions at
HAGERSTOWN - (KHGR)
18°
Clear
as of 8:53 AM EST
Rel. Humidity: 67%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.23 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
MARTINSBURG - (KMRB)
19°
Clear
as of 8:53 AM EST
Rel. Humidity: 73%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.23 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
ALTOONA - (KAOO)
18°
Clear
as of 8:53 AM EST
Rel. Humidity: 61%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
FREDERICK MUNICIPAL AIR - (KFDK)
14°
Clear
as of 8:47 AM EST
Rel. Humidity: 85%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Cloud Level(s): Clear
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Today... Mostly sunny, with a high near 36. Light south wind. |
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Tonight... Increasing clouds, with a low around 22. Calm wind. |
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Wednesday... Partly sunny, with a high near 48. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 28 mph. |
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Wednesday Night... Partly cloudy, with a low around 26. Calm wind. |
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Thursday... Partly sunny, with a high near 50. Calm wind becoming south 5 to 8 mph in the morning. |
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Thursday Night... Showers. Low around 40. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible. |
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Friday... Mostly sunny, with a high near 43. |
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Friday Night... Partly cloudy, with a low around 23. |
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Saturday... Partly sunny, with a high near 42. |
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Saturday Night... Mostly cloudy, with a low around 31. |
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Sunday... Partly sunny, with a high near 47. |
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Sunday Night... Partly cloudy, with a low around 29. |
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Monday... Partly sunny, with a high near 41. |
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Current Radar Image
Sun Almanac for Mercersburg Junction, Pennsylvania
Sunrise: 07:27 AM
Sunset: 4:48 PM
Civil Sunrise:06:56 AM
Civil Sunset: 5:18 PM
Nautical Sunrise: 06:22 AM
Nautical Sunset: 5:52 PM
Astro Sunrise: 05:49 AM
Astro Sunset: 6:25 PM
Pennsylvania's Current Temperatures
Pennsylvania's Satellite Image
Pennsylvania's Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7236 locations
in the contiguous United States |
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High
Temp |
106° |
New Smyrna Beach, Florida
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Low
Temp |
0° |
Gunnison, Colorado
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Wind
Speed |
40mph |
Big Timber, Montana
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Wind
Gust |
51mph |
Livingston, Montana
and 1 other location
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Wind
Chill |
-2° |
Pocono Mnts Municipalcipal Airport, Pennsylvania
and 1 other location
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High
Pressure |
30.43Hg |
Salida Mountain, Colorado
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Low
Pressure |
29.18Hg |
Cavalier Municipal A/P, North Dakota
and 2 other locations
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| # Locations Reporting Snow |
9 |
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| # Locations Reporting Rain |
16 |
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| # Locations Reporting Fog |
21 |
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| Average Temperature in the Contiguous USA |
32° |
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National Weather Service for official information.
